INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8c4fe0b342f289d5255616b3fc2e7b1173fd75703c12cb029724cdd6ff0a76ce', 
    '0KyTAUsGf0J+HjclgA1gc1tby2Ar1pj+sohUJRcnwIk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)